<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, minimum-scale=1, user-scalable=no">
  <title>Document</title>
  <script src="./flexible.js"></script>
  <link rel="stylesheet" href="./flexible.css">
</head>
<body>
  <nav></nav>
</body>
</html>